
@keyframes move-twink-back {
    from {background-position:0 0;}
    to {background-position:-1000px 500px;}
}
@-webkit-keyframes move-twink-back {
    from {background-position:0 0;}
    to {background-position:-1000px 500px;}
}
@-moz-keyframes move-twink-back {
    from {background-position:0 0;}
    to {background-position:-1000px 500px;}
}
@-ms-keyframes move-twink-back {
    from {background-position:0 0;}
    to {background-position:-1000px 500px;}
}

.stars{
    position:absolute;
    top:0;
    left:0;
    right:0;
    bottom:0;
    width:100%;
    height:100%;
    display:block;
}
.twinkling{
    position:absolute;
    top:0;
    left:0;
    right:0;
    bottom:0;
    width:100%;
    height:100%;
    display:block;
}

.stars {
  background:#000 url(../img/stars.png) repeat top center;
}

.twinkling{
  background:transparent url(../img/twinkling.png) repeat top center;
  -moz-animation:move-twink-back 20s linear infinite;
  -ms-animation:move-twink-back 20s linear infinite;
  -o-animation:move-twink-back 20s linear infinite;
  -webkit-animation:move-twink-back 20s linear infinite;
  animation:move-twink-back 20s linear infinite;
}